-99.89% is the change from 936 to 1
Calculation steps:
[( 1 - 936 ) ÷ 936] x 100 = -99.89%
Formula
Percentage change = [(1 - 936) / 936] x 100
Subtract the new number by the original number
1 - 936 = -935
-935 ÷ 936 = -0.9989316239316239
-0.9989316239316239 x 100 = -99.89%